KOO Spectro for free

KOO Spectro for free

in full CRANKSETS with POWER METER
Cranksets Up to 40% Off

Cranksets Up to 40% Off

Designed to break limits
Carbon Cranksets 30% Off

Carbon Cranksets 30% Off

Experience extreme lightness and stiffness

Featured products Our New Arrivals

Shifting system bleeding kit

Special Price $166.09 Regular Price $205.05

2INpower SL GRX® Compatible Crankset

Regular Price $2,447.12 $1,437.78

INspider Vegast 1X Crankset

Regular Price $1,731.20 $1,170.25

Vegast 1X Universal tooth Crankset

Regular Price $562.34 $361.59

R-Hawk Bumper Set

Regular Price $36.33 As low as $27.61

R-Raptor Bumper Set

Regular Price $33.29 As low as $25.30

12s CompatibleNew release

We have released our new chainrings fully compatible with Shimano® 12 speed cranks and groupsets. Discover available sizes and get yours.

ROTOR historyThe result of a dream

ROTOR was born in Spain, when in 1994, two friends and enthusiastic cyclists set out to achieve something that many others had tried and failed to do: eliminate dead spots in the pedaling process.